Demystifying Caliber: How Many Millimeters is a .40 Caliber?
The world of firearms and ammunition can seem like a labyrinth of numbers, jargon, and historical quirks. Among the most common terms encountered is “caliber,” which refers to the approximate diameter of a bullet or the bore of a rifled firearm barrel. While the term itself is relatively straightforward, understanding the relationship between different caliber … Read more